| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 10 |
4.9%
|
| 2 | Monthly | 16 |
7.8%
|
| 3 | A few times a year | 88 |
42.7%
|
| 4 | Rarely | 63 |
30.6%
|
| 5 | Never | 29 |
14.1%
|
| Sysmiss | 4 |